package cn.chiship.framework.third.core.common;

import cn.chiship.sdk.core.exception.custom.BusinessException;
import cn.chiship.sdk.core.util.StringUtil;
import cn.chiship.sdk.core.util.http.RequestUtil;
import cn.chiship.sdk.framework.util.ServletUtil;

import java.util.Map;

/**
 * @author lijian
 */
public class ThirdUtil {
    /**
     * 获取appId
     */
    public static String getAppId() {
        /**
         * get请求获取
         */
        String appId = ServletUtil.getParameter(ThirdConstants.APP_ID);
        if (!StringUtil.isNullOrEmpty(appId)) {
            return appId;
        }
        try {
            /**
             * Post请求获取
             */
            Map<String, String> result = RequestUtil.getRequestBodyMap(ServletUtil.getRequest());
            if (!result.containsKey(ThirdConstants.APP_ID)) {
                throw new BusinessException("缺少参数【" + ThirdConstants.APP_ID + "】");
            }
            appId = result.get(ThirdConstants.APP_ID);
            if (!StringUtil.isNullOrEmpty(appId)) {
                return appId;
            }
        } catch (Exception e) {
            throw new BusinessException(e.getLocalizedMessage());
        }
        throw new BusinessException("缺少参数【" + ThirdConstants.APP_ID + "】");
    }
}
